Add observers for amounts.

app/Events/Model/Account/Updated.php

@@ -0,0 +1,39 @@
+<?php
+/*
+ * Updated.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Events\Model\Account;
+
+use FireflyIII\Models\Account;
+use Illuminate\Queue\SerializesModels;
+
+class Updated
+{
+    use SerializesModels;
+
+    public Account $account;
+
+    public function __construct(Account $account)
+    {
+        $this->account = $account;
+    }
+}